The Arkansas attorney general says his office is looking into Return to the Land, a white supremacist group that has effectively created a whites-only community in his state and is seeking to expand its footprint to Missouri.

Return to the Land (RTTL) describes itself as a private member association where members are based on European ancestry.

All-white ain't right -- this according to Arkansas Attorney General Tim Griffin, who is appalled by the white folks-only membership group based in his state. Griffin tells TMZ ... "Racial discrimination has no place in Arkansas or anywhere in a free society.